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Red Hat Bugzilla – Attachment 196041 Details for
Bug 291341
gcc fails to find right header file, possibly resulting in silent miscompilation of code
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[patch]
A patch to fix the problem.
gcc-patch.txt (text/plain), 831 bytes, created by
Anthony Green
on 2007-09-14 17:39:07 UTC
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Description:
A patch to fix the problem.
Filename:
MIME Type:
Creator:
Anthony Green
Created:
2007-09-14 17:39:07 UTC
Size:
831 bytes
patch
obsolete
>2007-09-14 Anthony Green <green@redhat.com> > > * cppfiles.c (find_or_create_entry): Preserve errno over call to > xcnew(). > > >--- gcc/cppfiles.c.~1.144.6.1.~ 2002-08-22 13:41:36.000000000 -0700 >+++ gcc/cppfiles.c 2007-09-14 09:22:37.000000000 -0700 >@@ -196,8 +196,10 @@ > splay_tree_node node; > struct include_file *file; > char *name = xstrdup (fname); >+ int saved_errno; > > _cpp_simplify_pathname (name); >+ saved_errno = errno; > node = splay_tree_lookup (pfile->all_include_files, (splay_tree_key) name); > if (node) > free (name); >@@ -205,7 +207,7 @@ > { > file = xcnew (struct include_file); > file->name = name; >- file->err_no = errno; >+ file->err_no = saved_errno; > node = splay_tree_insert (pfile->all_include_files, > (splay_tree_key) file->name, > (splay_tree_value) file);
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bug 291341
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