https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112097
Jonathan Wakely <redi at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Last reconfirmed| |2023-10-26 Status|UNCONFIRMED |NEW Ever confirmed|0 |1 --- Comment #1 from Jonathan Wakely <redi at gcc dot gnu.org> --- This is set in <pstl/pstl_config.h> which does: #if defined(__INTEL_COMPILER) && __INTEL_COMPILER >= 1800 # define _PSTL_EARLYEXIT_PRESENT # define _PSTL_MONOTONIC_PRESENT #endif That was written by Intel, but maybe before icc was replaced by icx. The relevant macros for icx are: #define __INTEL_CLANG_COMPILER 20230200 #define __INTEL_LLVM_COMPILER 20230200