binutils/binutils-warnings.patch
2020-10-14 10:26:27 +01:00

159 lines
5.0 KiB
Diff

diff --git a/binutils/dwarf.c b/binutils/dwarf.c
index 6ecfab5d..f8698213 100644
--- a/binutils/dwarf.c
+++ b/binutils/dwarf.c
@@ -4914,7 +4914,7 @@ display_debug_lines_decoded (struct dwarf_section * section,
else
{
newFileName = (char *) xmalloc (fileNameLength + 1);
- strncpy (newFileName, fileName, fileNameLength + 1);
+ strcpy (newFileName, fileName);
}
if (!do_wide || (fileNameLength <= MAX_FILENAME_LENGTH))
diff --git a/libiberty/cp-demangle.c b/libiberty/cp-demangle.c
index 3639bfbf..ed080a1a 100644
--- a/libiberty/cp-demangle.c
+++ b/libiberty/cp-demangle.c
@@ -185,20 +185,6 @@ static void d_init_info (const char *, int, size_t, struct d_info *);
#define CP_STATIC_IF_GLIBCPP_V3
#endif /* ! defined(IN_GLIBCPP_V3) */
-/* See if the compiler supports dynamic arrays. */
-
-#ifdef __GNUC__
-#define CP_DYNAMIC_ARRAYS
-#else
-#ifdef __STDC__
-#ifdef __STDC_VERSION__
-#if __STDC_VERSION__ >= 199901L && !__STDC_NO_VLA__
-#define CP_DYNAMIC_ARRAYS
-#endif /* __STDC_VERSION__ >= 199901L && !__STDC_NO_VLA__ */
-#endif /* defined (__STDC_VERSION__) */
-#endif /* defined (__STDC__) */
-#endif /* ! defined (__GNUC__) */
-
/* We avoid pulling in the ctype tables, to prevent pulling in
additional unresolved symbols when this code is used in a library.
FIXME: Is this really a valid reason? This comes from the original
@@ -4343,29 +4329,21 @@ cplus_demangle_print_callback (int options,
d_print_init (&dpi, callback, opaque, dc);
{
-#ifdef CP_DYNAMIC_ARRAYS
- /* Avoid zero-length VLAs, which are prohibited by the C99 standard
- and flagged as errors by Address Sanitizer. */
- __extension__ struct d_saved_scope scopes[(dpi.num_saved_scopes > 0)
- ? dpi.num_saved_scopes : 1];
- __extension__ struct d_print_template temps[(dpi.num_copy_templates > 0)
- ? dpi.num_copy_templates : 1];
-
- dpi.saved_scopes = scopes;
- dpi.copy_templates = temps;
-#else
- dpi.saved_scopes = alloca (dpi.num_saved_scopes
- * sizeof (*dpi.saved_scopes));
- dpi.copy_templates = alloca (dpi.num_copy_templates
- * sizeof (*dpi.copy_templates));
-#endif
-
+ dpi.saved_scopes
+ = (struct d_saved_scope *) xmalloc (dpi.num_saved_scopes
+ * sizeof (*dpi.saved_scopes));
+ dpi.copy_templates
+ = (struct d_print_template *) xmalloc (dpi.num_copy_templates
+ * sizeof (*dpi.copy_templates));
d_print_comp (&dpi, options, dc);
}
d_print_flush (&dpi);
- return ! d_print_saw_error (&dpi);
+ int retval = ! d_print_saw_error (&dpi);
+ free (dpi.saved_scopes);
+ free (dpi.copy_templates);
+ return retval;
}
/* Turn components into a human readable string. OPTIONS is the
@@ -6307,16 +6285,12 @@ d_demangle_callback (const char *mangled, int options,
}
{
-#ifdef CP_DYNAMIC_ARRAYS
- __extension__ struct demangle_component comps[di.num_comps];
- __extension__ struct demangle_component *subs[di.num_subs];
-
- di.comps = comps;
- di.subs = subs;
-#else
- di.comps = alloca (di.num_comps * sizeof (*di.comps));
- di.subs = alloca (di.num_subs * sizeof (*di.subs));
-#endif
+ di.comps
+ = (struct demangle_component *) xmalloc (di.num_comps
+ * sizeof (*di.comps));
+ di.subs
+ = (struct demangle_component **) xmalloc (di.num_subs
+ * sizeof (*di.subs));
switch (type)
{
@@ -6357,6 +6331,8 @@ d_demangle_callback (const char *mangled, int options,
: 0;
}
+ free (di.comps);
+ free (di.subs);
return status;
}
@@ -6588,16 +6564,12 @@ is_ctor_or_dtor (const char *mangled,
cplus_demangle_init_info (mangled, DMGL_GNU_V3, strlen (mangled), &di);
{
-#ifdef CP_DYNAMIC_ARRAYS
- __extension__ struct demangle_component comps[di.num_comps];
- __extension__ struct demangle_component *subs[di.num_subs];
-
- di.comps = comps;
- di.subs = subs;
-#else
- di.comps = alloca (di.num_comps * sizeof (*di.comps));
- di.subs = alloca (di.num_subs * sizeof (*di.subs));
-#endif
+ di.comps
+ = (struct demangle_component *) xmalloc (di.num_comps
+ * sizeof (*di.comps));
+ di.subs
+ = (struct demangle_component **) xmalloc (di.num_subs
+ * sizeof (*di.subs));
dc = cplus_demangle_mangled_name (&di, 1);
@@ -6640,6 +6612,8 @@ is_ctor_or_dtor (const char *mangled,
}
}
+ free (di.comps);
+ free (di.subs);
return ret;
}
diff --git a/libiberty/make-relative-prefix.c b/libiberty/make-relative-prefix.c
index e3f9f920..5dbe6f89 100644
--- a/libiberty/make-relative-prefix.c
+++ b/libiberty/make-relative-prefix.c
@@ -259,10 +259,7 @@ make_relative_prefix_1 (const char *progname, const char *bin_prefix,
#ifdef HAVE_HOST_EXECUTABLE_SUFFIX
len += strlen (HOST_EXECUTABLE_SUFFIX);
#endif
- if (len < MAX_ALLOCA_SIZE)
- nstore = (char *) alloca (len);
- else
- alloc_ptr = nstore = (char *) malloc (len);
+ alloc_ptr = nstore = (char *) malloc (len);
startp = endp = temp;
while (1)