forked from OSchip/llvm-project
convert this to filecheck, hopefully it will fix PR4888. If nothing
else it will make tests run faster and make 4888 easier to diagnose. llvm-svn: 81238
This commit is contained in:
Chris Lattner
parent
2fb0824197
commit
6426345b8f
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@ -1,37 +1,53 @@
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// RUN: clang-cc -emit-llvm -o %t %s &&
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// RUN: clang-cc -emit-llvm %s -o - -verify | FileCheck %s
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// CHECK: @weakvar = weak global
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// CHECK: @__weakvar_alias = common global
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// CHECK: @correct_linkage = weak global
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// CHECK: @both = alias void ()* @__both
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// CHECK: @both2 = alias void ()* @__both2
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// CHECK: @both3 = alias weak void ()* @__both3
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// CHECK: @a3 = alias weak void ()* @__a3
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// CHECK: @weakvar_alias = alias weak i32* @__weakvar_alias
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// CHECK: @foo = alias weak void ()* @__foo
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// CHECK: @foo2 = alias weak void ()* @__foo2
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// CHECK: @stutter = alias weak void ()* @__stutter
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// CHECK: @stutter2 = alias weak void ()* @__stutter2
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// CHECK: @declfirst = alias weak void ()* @__declfirst
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// CHECK: @declfirstattr = alias weak void ()* @__declfirstattr
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// CHECK: @mix2 = alias weak void ()* @__mix2
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// CHECK: @a1 = alias weak void ()* @__a1
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// CHECK: @xxx = alias weak void ()* @__xxx
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// CHECK: define weak void @weakdef()
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#pragma weak weakvar
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int weakvar;
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// RUN: grep '@weakvar = weak global' %t | count 1 &&
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#pragma weak weakdef
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void weakdef(void) {}
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// RUN: grep 'define weak void @weakdef()' %t | count 1 &&
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#pragma weak param // expected-warning {{weak identifier 'param' never declared}}
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#pragma weak correct_linkage
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void f(int param) {
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int correct_linkage;
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}
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int correct_linkage;
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// RUN: grep '@correct_linkage = weak global' %t | count 1 &&
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#pragma weak weakvar_alias = __weakvar_alias
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int __weakvar_alias;
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// RUN: grep '@__weakvar_alias = common global' %t | count 1 &&
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// RUN: grep '@weakvar_alias = alias weak i32\* @__weakvar_alias' %t | count 1 &&
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//@weakvar_alias = alias weak i32* @__weakvar_alias
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#pragma weak foo = __foo
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void __foo(void) {}
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// RUN: grep '@foo = alias weak void ()\* @__foo\>' %t | count 1 &&
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// RUN: grep 'define void @__foo()' %t | count 1 &&
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// CHECK: define void @__foo()
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void __foo2(void) {}
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#pragma weak foo2 = __foo2
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// RUN: grep '@foo2 = alias weak void ()\* @__foo2\>' %t | count 1 &&
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// RUN: grep 'define void @__foo2()' %t | count 1 &&
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// CHECK: define void @__foo2()
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///// test errors
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@ -53,14 +69,12 @@ typedef int __td2;
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#pragma weak stutter = __stutter
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#pragma weak stutter = __stutter
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void __stutter(void) {}
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// RUN: grep '@stutter = alias weak void ()\* @__stutter\>' %t | count 1 &&
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// RUN: grep 'define void @__stutter()' %t | count 1 &&
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// CHECK: define void @__stutter()
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void __stutter2(void) {}
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#pragma weak stutter2 = __stutter2
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#pragma weak stutter2 = __stutter2
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// RUN: grep '@stutter2 = alias weak void ()\* @__stutter2\>' %t | count 1 &&
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// RUN: grep 'define void @__stutter2()' %t | count 1 &&
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// CHECK: define void @__stutter2()
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// test decl/pragma weak order
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@ -68,14 +82,12 @@ void __stutter2(void) {}
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void __declfirst(void);
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#pragma weak declfirst = __declfirst
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void __declfirst(void) {}
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// RUN: grep '@declfirst = alias weak void ()\* @__declfirst\>' %t | count 1 &&
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// RUN: grep 'define void @__declfirst()' %t | count 1 &&
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// CHECK: define void @__declfirst()
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void __declfirstattr(void) __attribute((noinline));
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#pragma weak declfirstattr = __declfirstattr
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void __declfirstattr(void) {}
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// RUN: grep '@declfirstattr = alias weak void ()\* @__declfirstattr\>' %t | count 1 &&
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// RUN: grep 'define void @__declfirstattr()' %t | count 1 &&
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// CHECK: define void @__declfirstattr()
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//// test that other attributes are preserved
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@ -84,7 +96,7 @@ void __declfirstattr(void) {}
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void mix(void);
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#pragma weak mix
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__attribute((weak)) void mix(void) { }
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// RUN: grep 'define weak void @mix()' %t | count 1 &&
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// CHECK: define weak void @mix()
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// ensure following __attributes are preserved and that only a single
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// alias is generated
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@ -92,8 +104,7 @@ __attribute((weak)) void mix(void) { }
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void __mix2(void) __attribute((noinline));
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void __mix2(void) __attribute((noinline));
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void __mix2(void) {}
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// RUN: grep '@mix2 = alias weak void ()\* @__mix2\>' %t | count 1 &&
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// RUN: grep 'define void @__mix2()' %t | count 1 &&
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// CHECK: define void @__mix2()
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////////////// test #pragma weak/__attribute combinations
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@ -102,8 +113,7 @@ void __mix2(void) {}
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void both(void) __attribute((alias("__both")));
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#pragma weak both = __both
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void __both(void) {}
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// RUN: grep '@both = alias void ()\* @__both\>' %t | count 1 &&
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// RUN: grep 'define void @__both()' %t | count 1 &&
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// CHECK: define void @__both()
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// if the TARGET is previously declared then whichever aliasing method
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// comes first applies and subsequent aliases are discarded.
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@ -113,23 +123,20 @@ void __both2(void);
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void both2(void) __attribute((alias("__both2"))); // first, wins
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#pragma weak both2 = __both2
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void __both2(void) {}
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// RUN: grep '@both2 = alias void ()\* @__both2\>' %t | count 1 &&
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// RUN: grep 'define void @__both2()' %t | count 1 &&
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// CHECK: define void @__both2()
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void __both3(void);
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#pragma weak both3 = __both3 // first, wins
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void both3(void) __attribute((alias("__both3")));
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void __both3(void) {}
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// RUN: grep '@both3 = alias weak void ()\* @__both3\>' %t | count 1 &&
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// RUN: grep 'define void @__both3()' %t | count 1 &&
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// CHECK: define void @__both3()
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///////////// ensure that #pragma weak does not alter existing __attributes()
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void __a1(void) __attribute((noinline));
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#pragma weak a1 = __a1
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void __a1(void) {}
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// RUN: grep '@a1 = alias weak void ()\* @__a1\>' %t | count 1 &&
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// RUN: grep 'define void @__a1()' %t | count 1 &&
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// CHECK: define void @__a1()
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// attributes introduced BEFORE a combination of #pragma weak and alias()
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// hold...
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@ -137,13 +144,11 @@ void __a3(void) __attribute((noinline));
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#pragma weak a3 = __a3
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void a3(void) __attribute((alias("__a3")));
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void __a3(void) {}
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// RUN: grep '@a3 = alias weak void ()\* @__a3\>' %t | count 1 &&
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// RUN: grep 'define void @__a3()' %t | count 1 &&
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// CHECK: define void @__a3()
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#pragma weak xxx = __xxx
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__attribute((pure,noinline,const,fastcall)) void __xxx(void) { }
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// RUN: grep '@xxx = alias weak void ()\* @__xxx\>' %t | count 1 &&
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// RUN: grep 'define .*fastcall.* void @__xxx()' %t | count 1 &&
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// CHECK: void @__xxx()
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/// TODO: stuff that still doesn't work
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@ -155,4 +160,6 @@ void yyy(void){}
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void zzz(void){}
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#pragma weak yyy
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// NOTE: weak doesn't apply, not before or in same TopLevelDec(!)
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// RUN: grep 'define void @yyy()' %t | count 1
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// CHECK: define void @yyy()
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int correct_linkage;
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