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IAR: Fix compiler id, version, and arch detection on 6.50.6

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The IAR 6.50.6 compiler places extra/truncated copies of the
compiler id `INFO:` strings into binaries with a prefix like
`?<Constant "`.  Teach CMakeDetermineCompilerId to ignore them.

Fixes: #18333
This commit is contained in:
Daniel Schürmann
2018-09-11 15:24:20 +02:00
committed by Brad King
parent cc5bac458b
commit 8fdf08c097
1 changed files with 3 additions and 0 deletions
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3
Modules/CMakeDetermineCompilerId.cmake
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@@ -525,6 +525,9 @@ function(CMAKE_DETERMINE_COMPILER_ID_CHECK lang file)
${CMAKE_${lang}_COMPILER_ID_STRINGS_PARAMETERS}
REGEX "INFO:[A-Za-z0-9_]+\\[[^]]*\\]")
set(COMPILER_ID_TWICE)
# With the IAR Compiler, some strings are found twice, first time as incomplete
# list like "?<Constant "INFO:compiler[IAR]">". Remove the incomplete copies.
list(FILTER CMAKE_${lang}_COMPILER_ID_STRINGS EXCLUDE REGEX "\\?<Constant \\\"")
# In C# binaries, some strings are found more than once.
list(REMOVE_DUPLICATES CMAKE_${lang}_COMPILER_ID_STRINGS)
foreach(info ${CMAKE_${lang}_COMPILER_ID_STRINGS})