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| author | Avinash Sonawane <rootkea@gmail.com> | 2022-03-22 07:32:44 +0530 |
|---|---|---|
| committer | David Malcolm <dmalcolm@redhat.com> | 2022-03-24 20:57:10 -0400 |
| commit | 319ba7e241e7e21f9eb481f075310796f13d2035 (patch) | |
| tree | be4baeb6733c61d4252c5330ad6216142dd48e8c | |
| parent | 6fc4a993cebc960c9556d840dc7c109b1b08b295 (diff) | |
| download | gcc-319ba7e241e7e21f9eb481f075310796f13d2035.zip gcc-319ba7e241e7e21f9eb481f075310796f13d2035.tar.gz gcc-319ba7e241e7e21f9eb481f075310796f13d2035.tar.bz2 | |
Docs: Document that taint analyzer checker disables some warnings [PR103533]
gcc/ChangeLog:
PR analyzer/103533
* doc/invoke.texi: Document that enabling taint analyzer
checker disables some warnings from `-fanalyzer`.
Signed-off-by: Avinash Sonawane <rootkea@gmail.com>
| -rw-r--r-- | gcc/doc/invoke.texi | 33 |
1 files changed, 27 insertions, 6 deletions
diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi index 4da4a11..8b16b35 100644 --- a/gcc/doc/invoke.texi +++ b/gcc/doc/invoke.texi @@ -421,14 +421,13 @@ Objective-C and Objective-C++ Dialects}. -fanalyzer-checker=@var{name} @gol -fno-analyzer-feasibility @gol -fanalyzer-fine-grained @gol --fanalyzer-state-merge @gol --fanalyzer-state-purge @gol +-fno-analyzer-state-merge @gol +-fno-analyzer-state-purge @gol -fanalyzer-transitivity @gol -fanalyzer-verbose-edges @gol -fanalyzer-verbose-state-changes @gol -fanalyzer-verbosity=@var{level} @gol -fdump-analyzer @gol --fdump-analyzer-stderr @gol -fdump-analyzer-callgraph @gol -fdump-analyzer-exploded-graph @gol -fdump-analyzer-exploded-nodes @gol @@ -438,6 +437,7 @@ Objective-C and Objective-C++ Dialects}. -fdump-analyzer-feasibility @gol -fdump-analyzer-json @gol -fdump-analyzer-state-purge @gol +-fdump-analyzer-stderr @gol -fdump-analyzer-supergraph @gol -Wno-analyzer-double-fclose @gol -Wno-analyzer-double-free @gol @@ -9659,22 +9659,24 @@ Enabling this option effectively enables the following warnings: -Wanalyzer-free-of-non-heap @gol -Wanalyzer-malloc-leak @gol -Wanalyzer-mismatching-deallocation @gol --Wanalyzer-possible-null-argument @gol --Wanalyzer-possible-null-dereference @gol -Wanalyzer-null-argument @gol -Wanalyzer-null-dereference @gol +-Wanalyzer-possible-null-argument @gol +-Wanalyzer-possible-null-dereference @gol -Wanalyzer-shift-count-negative @gol -Wanalyzer-shift-count-overflow @gol -Wanalyzer-stale-setjmp-buffer @gol +@ignore -Wanalyzer-tainted-allocation-size @gol -Wanalyzer-tainted-array-index @gol -Wanalyzer-tainted-divisor @gol -Wanalyzer-tainted-offset @gol -Wanalyzer-tainted-size @gol +@end ignore -Wanalyzer-unsafe-call-within-signal-handler @gol -Wanalyzer-use-after-free @gol --Wanalyzer-use-of-uninitialized-value @gol -Wanalyzer-use-of-pointer-in-stale-stack-frame @gol +-Wanalyzer-use-of-uninitialized-value @gol -Wanalyzer-write-to-const @gol -Wanalyzer-write-to-string-literal @gol } @@ -10015,6 +10017,25 @@ such as the @code{taint} checker that implements @option{-Wanalyzer-tainted-array-index}, and this option is required to enable them. +@emph{Note:} currently, @option{-fanalyzer-checker=taint} disables the +following warnings from @option{-fanalyzer}: + +@gccoptlist{ @gol +-Wanalyzer-double-fclose @gol +-Wanalyzer-double-free @gol +-Wanalyzer-exposure-through-output-file @gol +-Wanalyzer-file-leak @gol +-Wanalyzer-free-of-non-heap @gol +-Wanalyzer-malloc-leak @gol +-Wanalyzer-mismatching-deallocation @gol +-Wanalyzer-null-argument @gol +-Wanalyzer-null-dereference @gol +-Wanalyzer-possible-null-argument @gol +-Wanalyzer-possible-null-dereference @gol +-Wanalyzer-unsafe-call-within-signal-handler @gol +-Wanalyzer-use-after-free @gol +} + @item -fno-analyzer-feasibility @opindex fanalyzer-feasibility @opindex fno-analyzer-feasibility |