clang/test/Driver/Wframe-larger-than.c

   1 // RUN: %clang -Wframe-larger-than=42 \
   2 // RUN:   -v -E %s 2>&1 | FileCheck %s --check-prefix=ENABLE
   3 // RUN: %clang -Wframe-larger-than=42 -Wno-frame-larger-than \
   4 // RUN:   -v -E %s 2>&1 | FileCheck %s --check-prefix=DISABLE
   5 // RUN: %clang -Wframe-larger-than=42 -Wno-frame-larger-than -Wframe-larger-than=43 \
   6 // RUN:   -v -E %s 2>&1 | FileCheck %s --check-prefix=REENABLE
   7 // RUN: not %clang -Wframe-larger-than= \
   8 // RUN:   -v -E %s 2>&1 | FileCheck %s --check-prefix=NOARG
   9 // RUN: not %clang -Wframe-larger-than \
  10 // RUN:   -v -E %s 2>&1 | FileCheck %s --check-prefix=NOARG
  11 // RUN: not %clang -Wframe-larger-than=0x2a -E %s 2>&1 | FileCheck %s --check-prefix=INVALID
  12
  13 // ENABLE: cc1 {{.*}} -fwarn-stack-size=42 {{.*}} -Wframe-larger-than=42
  14 // ENABLE: frame-larger-than:
  15 // ENABLE-SAME: warning
  16
  17 // DISABLE: cc1 {{.*}} -fwarn-stack-size=42 {{.*}} -Wframe-larger-than=42 -Wno-frame-larger-than
  18 // DISABLE: frame-larger-than:
  19 // DISABLE-SAME: ignored
  20
  21 // REENABLE: cc1 {{.*}} -fwarn-stack-size=43 {{.*}} -Wframe-larger-than=42 -Wno-frame-larger-than -Wframe-larger-than=43
  22 // REENABLE: frame-larger-than:
  23 // REENABLE-SAME: warning
  24
  25 // NOARG: error: invalid argument '' to -Wframe-larger-than=
  26 // INVALID: error: invalid argument '0x2a' to -Wframe-larger-than=
  27
  28 // We need to create some state transitions before the pragma will dump anything.
  29 #pragma clang diagnostic push
  30 #pragma clang diagnostic warning "-Wframe-larger-than"
  31 #pragma clang diagnostic pop
  32
  33 #pragma clang __debug diag_mapping "frame-larger-than"