llvm-project/clang/test/CodeGen/code-coverage.c

24 lines
667 B
C

// RUN: %clang_cc1 -emit-llvm -disable-red-zone -femit-coverage-data %s -o - | FileCheck %s
// <rdar://problem/12843084>
int test1(int a) {
switch (a % 2) {
case 0:
++a;
case 1:
a /= 2;
}
return a;
}
// Check that the noredzone flag is set on the generated functions.
// CHECK: void @__llvm_gcov_indirect_counter_increment(i32* %{{.*}}, i64** %{{.*}}) unnamed_addr #1
// CHECK: void @__llvm_gcov_writeout() unnamed_addr #1
// CHECK: void @__llvm_gcov_init() unnamed_addr #1
// CHECK: void @__gcov_flush() unnamed_addr #1
// CHECK: attributes #0 = { noredzone nounwind "target-features"={{.*}} }
// CHECK: attributes #1 = { noinline noredzone }