File: CheckCXXCompilerFlag.cmake

package info (click to toggle)
cmake 4.2.1-2
  • links: PTS, VCS
  • area: main
  • in suites: forky
  • size: 152,344 kB
  • sloc: ansic: 403,894; cpp: 303,807; sh: 4,097; python: 3,582; yacc: 3,106; lex: 1,279; f90: 538; asm: 471; lisp: 375; cs: 270; java: 266; fortran: 239; objc: 215; perl: 213; xml: 198; makefile: 108; javascript: 83; pascal: 63; tcl: 55; php: 25; ruby: 22
file content (19 lines) | stat: -rw-r--r-- 591 bytes parent folder | download | duplicates (6) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
 

enable_language (CXX)
include(CheckCXXCompilerFlag)

set(CXX 1) # test that this is tolerated

if(NOT CMAKE_CXX_COMPILER_ID STREQUAL "PathScale")
  set(DD --)
endif()

check_cxx_compiler_flag("${DD}-_this_is_not_a_flag_" CXX_BOGUS_FLAG)
if(CXX_BOGUS_FLAG)
  message(SEND_ERROR "CHECK_CXX_COMPILER_FLAG() succeeded, but should have failed")
endif()
unset(CXX_BOGUS_FLAG CACHE)
if(DEFINED CXX_BOGUS_FLAG)
  # Verify that CHECK_CXX_COMPILER_FLAG didn't construct a normal variable
  message(SEND_ERROR "CHECK_CXX_COMPILER_FLAG shouldn't construct CXX_BOGUS_FLAG as a normal variable")
endif()