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Fix #3898 (again)

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Krystine Sherwin 2025-03-20 14:23:37 +13:00
parent 39a1623ac0
commit 013206de39
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3 changed files with 19 additions and 1 deletions
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14
libs/fst/00_PATCH_i386_endian.patch Normal file
View file

@ -0,0 +1,14 @@
--- fstapi.cc
+++ fstapi.cc
@@ -4723,7 +4723,10 @@ if(gzread_pass_status)
hdr_incomplete = (xc->start_time == 0) && (xc->end_time == 0);
fstFread(&dcheck, 8, 1, xc->f);
- xc->double_endian_match = (dcheck == FST_DOUBLE_ENDTEST);
+ /*
+ * Yosys patch: Fix double endian check for i386 targets built in modern gcc
+ */
+ xc->double_endian_match = (dcheck == (double)FST_DOUBLE_ENDTEST);
if(!xc->double_endian_match)
{
union {

1
libs/fst/00_UPDATE.sh
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@ -19,3 +19,4 @@ patch -p0 < 00_PATCH_win_zlib.patch
patch -p0 < 00_PATCH_win_io.patch patch -p0 < 00_PATCH_win_io.patch
patch -p1 < 00_PATCH_strict_alignment.patch patch -p1 < 00_PATCH_strict_alignment.patch
patch -p0 < 00_PATCH_wx_len_overread.patch patch -p0 < 00_PATCH_wx_len_overread.patch
patch -p0 < 00_PATCH_i386_endian.patch

5
libs/fst/fstapi.cc
View file

@ -4723,7 +4723,10 @@ if(gzread_pass_status)
hdr_incomplete = (xc->start_time == 0) && (xc->end_time == 0); hdr_incomplete = (xc->start_time == 0) && (xc->end_time == 0);
fstFread(&dcheck, 8, 1, xc->f); fstFread(&dcheck, 8, 1, xc->f);
xc->double_endian_match = (dcheck == FST_DOUBLE_ENDTEST); /*
* Yosys patch: Fix double endian check for i386 targets built in modern gcc
*/
xc->double_endian_match = (dcheck == (double)FST_DOUBLE_ENDTEST);
if(!xc->double_endian_match) if(!xc->double_endian_match)
{ {
union { union {