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| author | Alexander Shaposhnikov <shal1t712@gmail.com> | 2017-07-20 20:11:47 +0000 |
|---|---|---|
| committer | Alexander Shaposhnikov <shal1t712@gmail.com> | 2017-07-20 20:11:47 +0000 |
| commit | 593e4bbf4ebac52f8a8c69bf804c67affcbb1c69 (patch) | |
| tree | e5544a29e6afa9593e54b507b8212f6f35b17d87 /clang/test/Sema/format-strings-fixit-ssize_t.c | |
| parent | bb76d48d59b2903b15827fdd2b7598e6fcc0cdb8 (diff) | |
| download | bcm5719-llvm-593e4bbf4ebac52f8a8c69bf804c67affcbb1c69.tar.gz bcm5719-llvm-593e4bbf4ebac52f8a8c69bf804c67affcbb1c69.zip | |
[clang] Fix handling of "%zd" in scanf
This diff addresses FIXMEs in lib/Analysis/ScanfFormatString.cpp
for the case of ssize_t format specifier and adds tests.
In particular, this change enables Clang to emit a warning
on incorrect using of "%zd"/"%zn".
Test plan: make check-all
Differential revision: https://reviews.llvm.org/D35652
llvm-svn: 308662
Diffstat (limited to 'clang/test/Sema/format-strings-fixit-ssize_t.c')
| -rw-r--r-- | clang/test/Sema/format-strings-fixit-ssize_t.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/clang/test/Sema/format-strings-fixit-ssize_t.c b/clang/test/Sema/format-strings-fixit-ssize_t.c index 5208a294a48..f8893a14a41 100644 --- a/clang/test/Sema/format-strings-fixit-ssize_t.c +++ b/clang/test/Sema/format-strings-fixit-ssize_t.c @@ -1,7 +1,7 @@ // RUN: cp %s %t -// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -pedantic -Wall -fixit %t -// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fsyntax-only -pedantic -Wall -Werror %t -// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -E -o - %t | FileCheck %s +// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -std=c99 -pedantic -Wall -fixit %t +// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -std=c99 -fsyntax-only -pedantic -Wall -Werror %t +// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -std=c99 -E -o - %t | FileCheck %s /* This is a test of the various code modification hints that are provided as part of warning or extension diagnostics. All of the @@ -9,10 +9,14 @@ compile cleanly with -Werror -pedantic. */ int printf(char const *, ...); +int scanf(const char *, ...); void test() { typedef signed long int ssize_t; printf("%f", (ssize_t) 42); + ssize_t s; + scanf("%f", &s); } // CHECK: printf("%zd", (ssize_t) 42); +// CHECK: scanf("%zd", &s) |
