From 91868ca0e4ba0f37b01a26c5e3b4ca27536f7275 Mon Sep 17 00:00:00 2001 From: osvein Date: Sun, 8 Oct 2017 00:38:09 +0200 Subject: [PATCH] backport revision 239971 to gcc 6.3.0 gcc/ * ubsan.c (ubsan_use_new_style_p): Fix check for empty string. --- patches/gcc-6.3.0/0014-ubsan-empty-string-fix.diff | 13 +++++++++++++ 1 file changed, 13 insertions(+) create mode 100644 patches/gcc-6.3.0/0014-ubsan-empty-string-fix.diff diff --git a/patches/gcc-6.3.0/0014-ubsan-empty-string-fix.diff b/patches/gcc-6.3.0/0014-ubsan-empty-string-fix.diff new file mode 100644 index 0000000..4d82574 --- /dev/null +++ b/patches/gcc-6.3.0/0014-ubsan-empty-string-fix.diff @@ -0,0 +1,13 @@ +diff --git a/gcc/ubsan.c b/gcc/ubsan.c +index 56637d8..1093824 100644 +--- a/gcc/ubsan.c ++++ b/gcc/ubsan.c +@@ -1471,7 +1471,7 @@ ubsan_use_new_style_p (location_t loc) + + expanded_location xloc = expand_location (loc); + if (xloc.file == NULL || strncmp (xloc.file, "\1", 2) == 0 +- || xloc.file == '\0' || xloc.file[0] == '\xff' ++ || xloc.file[0] == '\0' || xloc.file[0] == '\xff' + || xloc.file[1] == '\xff') + return false; +