From c72c57c9e9b69944e3e009cd5e209634839581d3 Mon Sep 17 00:00:00 2001 From: dim Date: Mon, 8 Apr 2013 18:45:10 +0000 Subject: Vendor import of clang trunk r178860: http://llvm.org/svn/llvm-project/cfe/trunk@178860 --- test/CodeGen/code-coverage.c | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) create mode 100644 test/CodeGen/code-coverage.c (limited to 'test/CodeGen/code-coverage.c') diff --git a/test/CodeGen/code-coverage.c b/test/CodeGen/code-coverage.c new file mode 100644 index 0000000..1b87d64 --- /dev/null +++ b/test/CodeGen/code-coverage.c @@ -0,0 +1,30 @@ +// RUN: %clang_cc1 -emit-llvm -disable-red-zone -femit-coverage-data %s -o - | FileCheck %s +// RUN: %clang_cc1 -emit-llvm -disable-red-zone -femit-coverage-data -coverage-no-function-names-in-data %s -o - | FileCheck %s --check-prefix WITHOUTNAMES + +// + +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 [[NRZ:#[0-9]+]] + +// Inside llvm_gcov_writeout, check that -coverage-no-function-names-in-data +// passes null as the function name. +// CHECK: void @__llvm_gcov_writeout() unnamed_addr [[NRZ]] +// CHECK: call void @llvm_gcda_emit_function({{.*}}, i8* getelementptr {{.*}}, {{.*}}) +// WITHOUTNAMES: void @__llvm_gcov_writeout() unnamed_addr +// WITHOUTNAMES: call void @llvm_gcda_emit_function({{.*}}, i8* null, {{.*}}) + +// CHECK: void @__llvm_gcov_flush() unnamed_addr [[NRZ]] +// CHECK: void @__llvm_gcov_init() unnamed_addr [[NRZ]] + +// CHECK: attributes [[NRZ]] = { {{.*}}noredzone{{.*}} } -- cgit v1.1