3c265b55fc
Summary: The test `XRay-aarch64-linux::patching-unpatching.cc` sometimes passes, sometimes fails on buildbots. This patch disables test `patching-unpatching.cc` for AArch64 targets. Reviewers: rengolin, dberris Subscribers: llvm-commits, iid_iunknown, aemerson Differential Revision: https://reviews.llvm.org/D27528 llvm-svn: 288988
49 lines
1.5 KiB
C++
49 lines
1.5 KiB
C++
// Check that we can patch and un-patch on demand, and that logging gets invoked
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// appropriately.
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//
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// RUN: %clangxx_xray -fxray-instrument -std=c++11 %s -o %t
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// RUN: XRAY_OPTIONS="patch_premain=false" %run %t 2>&1 | FileCheck %s
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// REQUIRES: stable-runtime
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#include "xray/xray_interface.h"
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#include <cstdio>
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bool called = false;
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void test_handler(int32_t fid, XRayEntryType type) {
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printf("called: %d, type=%d\n", fid, static_cast<int32_t>(type));
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called = true;
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}
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[[clang::xray_always_instrument]] void always_instrument() {
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printf("always instrumented called\n");
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}
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int main() {
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__xray_set_handler(test_handler);
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always_instrument();
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// CHECK: always instrumented called
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auto status = __xray_patch();
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printf("patching status: %d\n", static_cast<int32_t>(status));
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// CHECK-NEXT: patching status: 1
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always_instrument();
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// CHECK-NEXT: called: {{.*}}, type=0
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// CHECK-NEXT: always instrumented called
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// CHECK-NEXT: called: {{.*}}, type=1
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status = __xray_unpatch();
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printf("patching status: %d\n", static_cast<int32_t>(status));
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// CHECK-NEXT: patching status: 1
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always_instrument();
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// CHECK-NEXT: always instrumented called
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status = __xray_patch();
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printf("patching status: %d\n", static_cast<int32_t>(status));
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// CHECK-NEXT: patching status: 1
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__xray_remove_handler();
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always_instrument();
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// CHECK-NEXT: always instrumented called
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status = __xray_unpatch();
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printf("patching status: %d\n", static_cast<int32_t>(status));
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// CHECK-NEXT: patching status: 1
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}
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