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Tests for llvm-gcc commit 108360. 

llvm-svn: 108362
This commit is contained in:
Dale Johannesen 2010-07-14 21:22:35 +00:00
parent 5d695f041c
commit 6fe8c37a01
2 changed files with 41 additions and 0 deletions
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14
llvm/test/FrontendC/2010-07-14-overconservative-align.c Normal file
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// RUN: %llvmgcc %s -emit-llvm -m64 -S -o - | FileCheck %s
// PR 5995
struct s {
int word;
struct {
int filler __attribute__ ((aligned (8)));
};
};
void func (struct s *s)
{
// CHECK: load %struct.s** %s_addr, align 8
s->word = 0;
}

27
llvm/test/FrontendC/2010-07-14-ref-off-end.c Normal file
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// RUN: %llvmgcc %s -S -m32 -o - | FileCheck %s
// Formerly this generated code that did a load past the end of the structure.
// That was fixed by 46726, but that patch had bad side effects and was
// reverted. This has been fixed another way in the meantime.
extern void abort();
extern void exit(int);
struct T
{
unsigned i:8;
unsigned c:24;
};
f(struct T t)
{
struct T s[1];
s[0]=t;
return(char)s->c;
}
main()
{
// CHECK: getelementptr inbounds %struct.T* %t, i32 0, i32 0 ; <i32*> [#uses=2]
// CHECK: getelementptr inbounds %struct.T* %t, i32 0, i32 0 ; <i32*> [#uses=2]
struct T t;
t.i=0xff;
t.c=0xffff11;
if(f(t)!=0x11)abort();
exit(0);
}