PR tree-optimization/83369 - Missing diagnostics during inlining
gcc/ChangeLog: PR tree-optimization/83369 * tree-ssa-ccp.c (pass_post_ipa_warn::execute): Use %G to print inlining context. gcc/testsuite/ChangeLog: PR tree-optimization/83369 gcc.dg/Wnonnull.c: New test. From-SVN: r257400
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2018-02-05 Martin Sebor <msebor@redhat.com>
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PR tree-optimization/83369
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* tree-ssa-ccp.c (pass_post_ipa_warn::execute): Use %G to print
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inlining context.
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2018-02-05 Martin Liska <mliska@suse.cz>
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* doc/invoke.texi: Cherry-pick upstream r323995.
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2018-02-05 Martin Sebor <msebor@redhat.com>
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PR tree-optimization/83369
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gcc.dg/Wnonnull.c: New test.
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2018-02-05 Richard Sandiford <richard.sandiford@linaro.org>
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* lib/lto.exp (lto_handle_diagnostics): Remove messages_by_file
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/* PR tree-optimization/83369 - Missing diagnostics during inlining
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{ dg-do compile }
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{ dg-options "-O2 -Wall" } */
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#include <string.h>
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char buf[100];
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struct Test
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{
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const char* s1;
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const char* s2;
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};
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__attribute ((nonnull (1, 2)))
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inline char*
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my_strcpy (char *restrict dst, const char *restrict src, size_t size)
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{
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size_t len = strlen (src); /* { dg-warning "argument 1 null where non-null expected" } */
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if (len < size)
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memcpy (dst, src, len + 1); /* { dg-warning "argument 2 null where non-null expected" } */
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else
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{
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memcpy (dst, src, size - 1); /* { dg-warning "argument 2 null where non-null expected" } */
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dst[size - 1] = '\0';
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}
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return dst;
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}
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void test (struct Test* test)
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{
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if (test->s1)
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my_strcpy (buf, test->s1, sizeof buf);
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else if (test->s2)
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my_strcpy (buf, test->s2, sizeof buf);
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else
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my_strcpy (buf, test->s2, sizeof buf);
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}
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/* Verify that the inlining context is printed for -Wnonnull:
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{ dg-message "function .my_strcpy..*inlined from .test." "" { target *-*-* } 0 } */
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@ -3458,8 +3458,8 @@ pass_post_ipa_warn::execute (function *fun)
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location_t loc = gimple_location (stmt);
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if (warning_at (loc, OPT_Wnonnull,
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"argument %u null where non-null "
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"expected", i + 1))
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"%Gargument %u null where non-null "
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"expected", as_a <gcall *>(stmt), i + 1))
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{
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tree fndecl = gimple_call_fndecl (stmt);
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if (fndecl && DECL_IS_BUILTIN (fndecl))
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