Use a "b" constraint instead of ebx clobber to detect if EBX is available.

The test using clobber incorrectly indicates ebx to be available with the default compilers on OpenBSD 4.5 and Haiku. Originally committed as revision 20101 to svn://svn.ffmpeg.org/ffmpeg/trunk
2025-02-12 13:06:36 +00:00 · 2009-09-30 16:55:32 +00:00 · 2009-09-30 16:55:32 +00:00 · 5baaf9adaf
commit 5baaf9adaf
parent 391dbb54a6
1 changed files with 1 additions and 1 deletions
--- a/2
+++ b/2
@ -2162,7 +2162,7 @@ elif enabled x86; then
 EOF

    # check whether EBX is available on x86
-    check_asm ebx_available '"":::"%ebx"'
+    check_asm ebx_available '""::"b"(0)'

    # check whether more than 10 operands are supported
    check_cc <<EOF && enable ten_operands