llvm-project/clang/test/CodeGenCXX/trap-fnattr.cpp

37 lines
1.4 KiB
C++

// RUN: %clang_cc1 -O0 -emit-llvm -ftrapv -ftrap-function=mytrap %s -o - | FileCheck %s -check-prefix=TRAPFUNC
// RUN: %clang_cc1 -O0 -emit-llvm -ftrapv %s -o - | FileCheck %s -check-prefix=NOOPTION
// TRAPFUNC-LABEL: define {{(dso_local )?}}void @{{_Z12test_builtinv|\"\?test_builtin@@YAXXZ\"}}
// TRAPFUNC: call void @llvm.trap() [[ATTR0:#[0-9]+]]
// NOOPTION-LABEL: define {{(dso_local )?}}void @{{_Z12test_builtinv|\"\?test_builtin@@YAXXZ\"}}
// NOOPTION: call void @llvm.trap(){{$}}
void test_builtin(void) {
__builtin_trap();
}
// TRAPFUNC-LABEL: define {{.*}}i32 @{{_Z13test_noreturnv|\"\?test_noreturn@@YAHXZ\"}}
// TRAPFUNC: call void @llvm.trap() [[ATTR0]]
// NOOPTION-LABEL: define {{.*}}i32 @{{_Z13test_noreturnv|\"\?test_noreturn@@YAHXZ\"}}
// NOOPTION: call void @llvm.trap(){{$}}
int test_noreturn(void) {
}
// TRAPFUNC-LABEL: define {{.*}}i32 @{{_Z17test_add_overflowii|\"\?test_add_overflow@@YAHHH@Z\"}}
// TRAPFUNC: call void @llvm.trap() [[ATTR1:#[0-9]+]]
// NOOPTION-LABEL: define {{.*}}i32 @{{_Z17test_add_overflowii|\"\?test_add_overflow@@YAHHH@Z\"}}
// NOOPTION: call void @llvm.trap() [[ATTR2:#[0-9]+]]
int test_add_overflow(int a, int b) {
return a + b;
}
// TRAPFUNC: attributes [[ATTR0]] = { {{.*}}"trap-func-name"="mytrap" }
// TRAPFUNC: attributes [[ATTR1]] = { {{.*}}"trap-func-name"="mytrap" }
// NOOPTION-NOT: attributes [[ATTR2]] = { {{.*}}"trap-func-name"="mytrap" }