forked from OSchip/llvm-project
33 lines
1.7 KiB
C
33 lines
1.7 KiB
C
// Test that function and modules attributes react on the command-line options,
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// it does not state the current behaviour makes sense in all cases (it does not).
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// RUN: %clang -target x86_64-linux -S -emit-llvm -o - %s | FileCheck %s -check-prefixes=CHECK,DEFAULT
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// RUN: %clang -target x86_64-linux -S -emit-llvm -o - %s -funwind-tables -fno-asynchronous-unwind-tables | FileCheck %s -check-prefixes=CHECK,TABLES
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// RUN: %clang -target x86_64-linux -S -emit-llvm -o - %s -fno-unwind-tables -fno-asynchronous-unwind-tables | FileCheck %s -check-prefixes=CHECK,NO_TABLES
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// RUN: %clang -target x86_64-linux -S -emit-llvm -o - -x c++ %s | FileCheck %s -check-prefixes=CHECK,DEFAULT
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// RUN: %clang -target x86_64-linux -S -emit-llvm -o - -x c++ %s -funwind-tables -fno-asynchronous-unwind-tables | FileCheck %s -check-prefixes=CHECK,TABLES
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// RUN: %clang -target x86_64-linux -S -emit-llvm -o - -x c++ %s -fno-exceptions -fno-unwind-tables -fno-asynchronous-unwind-tables | FileCheck %s -check-prefixes=CHECK,NO_TABLES
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// REQUIRES: x86-registered-target
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#ifdef __cplusplus
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extern "C" void g(void);
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struct S { ~S(); };
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extern "C" int f() { S s; g(); return 0;};
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#else
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void g(void);
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int f(void) { g(); return 0; };
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#endif
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// CHECK: define {{.*}} @f() #[[#F:]]
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// CHECK: declare {{.*}} @g() #[[#]]
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// DEFAULT: attributes #[[#F]] = { {{.*}} uwtable{{ }}{{.*}} }
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// DEFAULT: ![[#]] = !{i32 7, !"uwtable", i32 2}
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// TABLES: attributes #[[#F]] = { {{.*}} uwtable(sync){{.*}} }
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// TABLES: ![[#]] = !{i32 7, !"uwtable", i32 1}
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// NO_TABLES-NOT: uwtable
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