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meson: add sparse support

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Do not use cgcc; instead, extract compilation commands from compile_commands.json
and invoke sparse directly.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini 2020-02-03 14:45:33 +01:00
parent bf0e56a3ca
commit 968b4db38a
4 changed files with 35 additions and 6 deletions
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8
configure vendored
View file

@ -3058,7 +3058,7 @@ fi
##########################################
# Sparse probe
if test "$sparse" != "no" ; then
if has cgcc; then
if has sparse; then
sparse=yes
else
if test "$sparse" = "yes" ; then
@ -7859,11 +7859,7 @@ echo "QEMU_CFLAGS=$QEMU_CFLAGS" >> $config_host_mak
echo "QEMU_CXXFLAGS=$QEMU_CXXFLAGS" >> $config_host_mak
echo "QEMU_INCLUDES=$QEMU_INCLUDES" >> $config_host_mak
if test "$sparse" = "yes" ; then
echo "CC := REAL_CC=\"\$(CC)\" cgcc" >> $config_host_mak
echo "CPP := REAL_CC=\"\$(CPP)\" cgcc" >> $config_host_mak
echo "CXX := REAL_CC=\"\$(CXX)\" cgcc" >> $config_host_mak
echo "HOST_CC := REAL_CC=\"\$(HOST_CC)\" cgcc" >> $config_host_mak
echo "QEMU_CFLAGS += -Wbitwise -Wno-transparent-union -Wno-old-initializer -Wno-non-pointer-null" >> $config_host_mak
echo "SPARSE_CFLAGS = -Wbitwise -Wno-transparent-union -Wno-old-initializer -Wno-non-pointer-null" >> $config_host_mak
fi
echo "QEMU_LDFLAGS=$QEMU_LDFLAGS" >> $config_host_mak
echo "LDFLAGS_NOPIE=$LDFLAGS_NOPIE" >> $config_host_mak