diff options
| -rw-r--r-- | CMakeLists.txt | 7 | ||||
| -rw-r--r-- | configure.ac | 7 |
2 files changed, 14 insertions, 0 deletions
diff --git a/CMakeLists.txt b/CMakeLists.txt index b45002d8..3b616b5c 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -1082,6 +1082,13 @@ if(USE_ATTR_IFUNC STREQUAL "auto") #endif static void func(void) { return; } + + /* + * The attribute __no_profile_instrument_function__ is + * needed with GCC to prevent improper instrumentation in + * the ifunc resolver. + */ + __attribute__((__no_profile_instrument_function__)) static void (*resolve_func(void)) (void) { return func; } void func_ifunc(void) __attribute__((__ifunc__(\"resolve_func\"))); diff --git a/configure.ac b/configure.ac index 446e26e2..176bb9ce 100644 --- a/configure.ac +++ b/configure.ac @@ -915,6 +915,13 @@ if test "x$enable_ifunc" = xauto ; then #endif static void func(void) { return; } + + /* + * The attribute __no_profile_instrument_function__ is + * needed with GCC to prevent improper instrumentation in + * the ifunc resolver. + */ + __attribute__((__no_profile_instrument_function__)) static void (*resolve_func (void)) (void) { return func; } void func_ifunc (void) __attribute__((__ifunc__("resolve_func"))); |