pic_test.cpp
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// Test to check if we handle pic code properly.
// RUN: %clangxx_xray -fxray-instrument -std=c++11 -ffunction-sections \
// RUN: -fdata-sections -fpic -fpie -Wl,--gc-sections %s -o %t
// RUN: rm -f pic-test-logging-*
// RUN: XRAY_OPTIONS="patch_premain=true verbosity=1 xray_mode=xray-basic \
// RUN: xray_logfile_base=pic-test-logging-" %run %t 2>&1 | FileCheck %s
// After all that, clean up the output xray log.
//
// RUN: rm -f pic-test-logging-*
// UNSUPPORTED: target-is-mips64,target-is-mips64el
#include <cstdio>
[[clang::xray_always_instrument]]
unsigned short foo (unsigned b);
[[clang::xray_always_instrument]]
unsigned short bar (unsigned short a)
{
printf("bar() is always instrumented!\n");
return foo(a);
}
unsigned short foo (unsigned b)
{
printf("foo() is always instrumented!\n");
return b + b + 5;
}
int main ()
{
// CHECK: XRay: Log file in 'pic-test-logging-{{.*}}'
bar(10);
// CHECK: bar() is always instrumented!
// CHECK-NEXT: foo() is always instrumented!
}