Module Name: src
Committed By: mrg
Date: Sun Feb 25 06:07:28 UTC 2024
Modified Files:
src/external/gpl3/gcc/lib: Makefile.sanitizer
Log Message:
sanitizer needs at least i586 on x86 and at least v8 on sparc, unfortunately.
To generate a diff of this commit:
cvs rdiff -u -r1.17 -r1.18 src/external/gpl3/gcc/lib/Makefile.sanitizer
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/external/gpl3/gcc/lib/Makefile.sanitizer
diff -u src/external/gpl3/gcc/lib/Makefile.sanitizer:1.17 src/external/gpl3/gcc/lib/Makefile.sanitizer:1.18
--- src/external/gpl3/gcc/lib/Makefile.sanitizer:1.17 Thu Aug 3 01:36:54 2023
+++ src/external/gpl3/gcc/lib/Makefile.sanitizer Sun Feb 25 06:07:28 2024
@@ -1,4 +1,4 @@
-# $NetBSD: Makefile.sanitizer,v 1.17 2023/08/03 01:36:54 mrg Exp $
+# $NetBSD: Makefile.sanitizer,v 1.18 2024/02/25 06:07:28 mrg Exp $
SANITIZER=${GCCDIST}/libsanitizer
.PATH: ${SANITIZER}/interception ${SANITIZER}/sanitizer_common
@@ -123,3 +123,13 @@ COPTS.sanitizer_symbolizer_report.cc +=
COPTS.ubsan_diag.cc += -O1
COPTS.ubsan_init.cc += -O1
.endif
+
+# XXX GCC 12 sanitizers has higher minimal requirements upon some CPUs.
+# - 32-bit SPARC needs v8 to supply eg __sync_add_and_fetch_4
+# - i386 needs i586 for __sync_val_compare_and_swap_8.
+.if ${MACHINE_ARCH} == "sparc"
+COPTS+= -mcpu=v8
+.endif
+.if ${MACHINE_ARCH} == "i386"
+COPTS+= -march=i586
+.endif
