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authorNicole Rabjohn <Nicole.Rabjohn@ibm.com>2023-03-22 15:59:06 (GMT)
committerBrad King <brad.king@kitware.com>2023-03-23 15:46:17 (GMT)
commit79622d4a3eece8e95c31525e1485274d4adaefe1 (patch)
treea5ea72b9ee900526923fa19a726178d4ff4324ff /Modules/Compiler
parentb69441c796827f28742e2b0a4a611c55c7d0ce45 (diff)
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IBMClang: No thin LTO on AIX
AIX does not yet support thin LTO.
Diffstat (limited to 'Modules/Compiler')
-rw-r--r--Modules/Compiler/IBMClang.cmake5
1 files changed, 4 insertions, 1 deletions
diff --git a/Modules/Compiler/IBMClang.cmake b/Modules/Compiler/IBMClang.cmake
index a9d760f..169a0f0 100644
--- a/Modules/Compiler/IBMClang.cmake
+++ b/Modules/Compiler/IBMClang.cmake
@@ -43,7 +43,10 @@ macro(__compiler_ibmclang lang)
set(_CMAKE_${lang}_IPO_SUPPORTED_BY_CMAKE YES)
set(_CMAKE_${lang}_IPO_MAY_BE_SUPPORTED_BY_COMPILER YES)
- set(_CMAKE_LTO_THIN TRUE)
+ # Thin LTO is not yet supported on AIX.
+ if(NOT (CMAKE_SYSTEM_NAME STREQUAL "AIX"))
+ set(_CMAKE_LTO_THIN TRUE)
+ endif()
if(_CMAKE_LTO_THIN)
set(CMAKE_${lang}_COMPILE_OPTIONS_IPO "-flto=thin")