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| author | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
|---|---|---|
| committer | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
| commit | 1bc5aee63eb72b341f506ad058502cd0361f0d10 (patch) | |
| tree | c607e8252f3405424ff15bc2d00aa38dadbb2518 /gcc-4.9/gcc/testsuite/gcc.dg/Wparentheses-4.c | |
| parent | 283a0bf58fcf333c58a2a92c3ebbc41fb9eb1fdb (diff) | |
| download | toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.tar.gz toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.tar.bz2 toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.zip | |
Initial checkin of GCC 4.9.0 from trunk (r208799).
Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba
Diffstat (limited to 'gcc-4.9/gcc/testsuite/gcc.dg/Wparentheses-4.c')
| -rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.dg/Wparentheses-4.c | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/Wparentheses-4.c b/gcc-4.9/gcc/testsuite/gcc.dg/Wparentheses-4.c new file mode 100644 index 000000000..dfc9d1008 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.dg/Wparentheses-4.c @@ -0,0 +1,85 @@ +/* Test operation of -Wparentheses. Precedence warnings. + or - + inside shift. */ +/* Origin: Joseph Myers <jsm@polyomino.org.uk> */ + +/* { dg-do compile } */ +/* { dg-options "-Wparentheses" } */ + +int foo (int); + +int +bar (int a, int b, int c) +{ + foo (a + b << c); /* { dg-warning "parentheses" "correct warning" } */ + foo ((a + b) << c); + foo (a + (b << c)); + foo (1 + 2 << c); /* { dg-warning "parentheses" "correct warning" } */ + foo ((1 + 2) << c); + foo (1 + (2 << c)); + foo (1 + 2 << 3); /* { dg-warning "parentheses" "correct warning" } */ + foo ((1 + 2) << 3); + foo (1 + (2 << 3)); + foo (a << b + c); /* { dg-warning "parentheses" "correct warning" } */ + foo ((a << b) + c); + foo (a << (b + c)); + foo (1 << 2 + c); /* { dg-warning "parentheses" "correct warning" } */ + foo ((1 << 2) + c); + foo (1 << (2 + c)); + foo (1 << 2 + 3); /* { dg-warning "parentheses" "correct warning" } */ + foo ((1 << 2) + 3); + foo (1 << (2 + 3)); + foo (a + b >> c); /* { dg-warning "parentheses" "correct warning" } */ + foo ((a + b) >> c); + foo (a + (b >> c)); + foo (1 + 2 >> c); /* { dg-warning "parentheses" "correct warning" } */ + foo ((1 + 2) >> c); + foo (1 + (2 >> c)); + foo (1 + 2 >> 3); /* { dg-warning "parentheses" "correct warning" } */ + foo ((1 + 2) >> 3); + foo (1 + (2 >> 3)); + foo (a >> b + c); /* { dg-warning "parentheses" "correct warning" } */ + foo ((a >> b) + c); + foo (a >> (b + c)); + foo (1 >> 2 + c); /* { dg-warning "parentheses" "correct warning" } */ + foo ((1 >> 2) + c); + foo (1 >> (2 + c)); + foo (1 >> 2 + 3); /* { dg-warning "parentheses" "correct warning" } */ + foo ((1 >> 2) + 3); + foo (1 >> (2 + 3)); + foo (a - b << c); /* { dg-warning "parentheses" "correct warning" } */ + foo ((a - b) << c); + foo (a - (b << c)); + foo (6 - 5 << c); /* { dg-warning "parentheses" "correct warning" } */ + foo ((6 - 5) << c); + foo (6 - (5 << c)); + foo (6 - 5 << 4); /* { dg-warning "parentheses" "correct warning" } */ + foo ((6 - 5) << 4); + foo (6 - (5 << 4)); + foo (a << b - c); /* { dg-warning "parentheses" "correct warning" } */ + foo ((a << b) - c); + foo (a << (b - c)); + foo (6 << 5 - c); /* { dg-warning "parentheses" "correct warning" } */ + foo ((6 << 5) - c); + foo (6 << (5 - c)); + foo (6 << 5 - 4); /* { dg-warning "parentheses" "correct warning" } */ + foo ((6 << 5) - 4); + foo (6 << (5 - 4)); + foo (a - b >> c); /* { dg-warning "parentheses" "correct warning" } */ + foo ((a - b) >> c); + foo (a - (b >> c)); + foo (6 - 5 >> c); /* { dg-warning "parentheses" "correct warning" } */ + foo ((6 - 5) >> c); + foo (6 - (5 >> c)); + foo (6 - 5 >> 4); /* { dg-warning "parentheses" "correct warning" } */ + foo ((6 - 5) >> 4); + foo (6 - (5 >> 4)); + foo (a >> b - c); /* { dg-warning "parentheses" "correct warning" } */ + foo ((a >> b) - c); + foo (a >> (b - c)); + foo (6 >> 5 - c); /* { dg-warning "parentheses" "correct warning" } */ + foo ((6 >> 5) - c); + foo (6 >> (5 - c)); + foo (6 >> 5 - 4); /* { dg-warning "parentheses" "correct warning" } */ + foo ((6 >> 5) - 4); + foo (6 >> (5 - 4)); +} |