74 lines
1.4 KiB
C++
74 lines
1.4 KiB
C++
// Tests trace pc guard coverage collection.
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//
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// REQUIRES: has_sancovcc,stable-runtime,x86_64-linux
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// XFAIL: tsan
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//
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// RUN: DIR=%t_workdir
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// RUN: CLANG_ARGS="-O0 -fsanitize-coverage=trace-pc-guard"
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// RUN: rm -rf $DIR
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// RUN: mkdir -p $DIR
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// RUN: cd $DIR
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// RUN: %clangxx -DSHARED1 $CLANG_ARGS -shared %s -o %t_1.so -fPIC
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// RUN: %clangxx -DSTATIC1 $CLANG_ARGS %s -c -o %t_2.o
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// RUN: %clangxx -DMAIN $CLANG_ARGS %s -o %t %t_1.so %t_2.o
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// RUN: %env_tool_opts=coverage=1 %t 2>&1 | FileCheck %s
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// RUN: rm -rf $DIR
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#include <stdio.h>
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#include <stdint.h>
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#include <stdlib.h>
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extern "C" {
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int bar();
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int baz();
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}
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#ifdef MAIN
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extern "C" void __sanitizer_cov_trace_pc_guard_init(uint32_t *start, uint32_t *stop) {
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fprintf(stderr, "__sanitizer_cov_trace_pc_guard_init\n");
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}
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extern "C" void __sanitizer_cov_trace_pc_guard(uint32_t *guard) { }
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int foo() {
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fprintf(stderr, "foo\n");
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return 1;
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}
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int main() {
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fprintf(stderr, "main\n");
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foo();
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bar();
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baz();
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}
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#endif // MAIN
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extern "C" {
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#ifdef SHARED1
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int bar() {
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fprintf(stderr, "bar\n");
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return 1;
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}
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#endif
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#ifdef STATIC1
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int baz() {
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fprintf(stderr, "baz\n");
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return 1;
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}
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#endif
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} // extern "C"
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// Init is called once per DSO.
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// CHECK: __sanitizer_cov_trace_pc_guard_init
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// CHECK-NEXT: __sanitizer_cov_trace_pc_guard_init
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// CHECK-NEXT: main
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// CHECK-NEXT: foo
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// CHECK-NEXT: bar
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// CHECK-NEXT: baz
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