From: Matthew Vernon <matthew@debian.org>
Date: Mon, 25 Mar 2019 19:55:21 +0000 (+0000)
Subject: only use SSE2 instructions on CPUs that support it (Closes: #925360)
X-Git-Tag: archive/raspbian/10.45-1+rpi1~1^2~69
X-Git-Url: https://dgit.raspbian.org/?a=commitdiff_plain;h=6182fda16b1f54920d4a4e12b128cc330e90fbe0;p=pcre2.git

only use SSE2 instructions on CPUs that support it (Closes: #925360)

This is a patch from Guillem Jover <guillem@debian.org>.
---

diff --git a/src/pcre2_jit_compile.c b/src/pcre2_jit_compile.c
index 32e985b..eea9591 100644
--- a/src/pcre2_jit_compile.c
+++ b/src/pcre2_jit_compile.c
@@ -5120,8 +5120,9 @@ for (i = 0; i < max; i++)
   }
 
 #if (defined SLJIT_CONFIG_X86 && SLJIT_CONFIG_X86) && !(defined SUPPORT_VALGRIND) && !(defined _WIN64)
-if (check_fast_forward_char_pair_sse2(common, chars, max))
-  return TRUE;
+if (sljit_has_cpu_feature(SLJIT_HAS_SSE2))
+  if (check_fast_forward_char_pair_sse2(common, chars, max))
+    return TRUE;
 #endif
 
 in_range = FALSE;