From da12c06b99ef1a41b0ee7f84516a928d1a625ba6 Mon Sep 17 00:00:00 2001 From: Francisco Boni Date: Fri, 11 Oct 2019 14:10:06 -0300 Subject: [PATCH] Fix build with ICC under IPO on Windows qmake.conf(25) incorrectly sets QMAKE_CFLAGS_DISABLE_LTCG to -Qno-ipo. The correct form to disable IPO on Windows with ICC 18.x and 19.x should be: -Qipo-. The implication is that the CONFIG feature in simd.prf (31) modulating the compilation of specific ISA optimized sources now successfully disables IPO on intel_icl when needed. Fixes: QTBUG-78976 Change-Id: Id691f69b909d2bbba77402ff4f0b17b3b07ad6f3 Reviewed-by: Allan Sandfeld Jensen --- mkspecs/win32-icc/qmake.conf | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mkspecs/win32-icc/qmake.conf b/mkspecs/win32-icc/qmake.conf index 3cb0d58824..857959dc98 100644 --- a/mkspecs/win32-icc/qmake.conf +++ b/mkspecs/win32-icc/qmake.conf @@ -22,7 +22,7 @@ QMAKE_CFLAGS_WARN_OFF = -W0 QMAKE_CFLAGS_DEBUG = $$QMAKE_CFLAGS_OPTIMIZE_DEBUG -Zi -MDd QMAKE_CFLAGS_UTF8_SOURCE = -Qoption,cpp,--unicode_source_kind,UTF-8 QMAKE_CFLAGS_LTCG = -Qipo -QMAKE_CFLAGS_DISABLE_LTCG = -Qno-ipo +QMAKE_CFLAGS_DISABLE_LTCG = -Qipo- QMAKE_CFLAGS_SSE2 = -QxSSE2 QMAKE_CFLAGS_SSE3 = -QxSSE3