1 files changed, 9 insertions, 0 deletions

diff --git a/meta/recipes-core/glibc/glibc.inc b/meta/recipes-core/glibc/glibc.inc
index e673707369..ddf0c6b80e 100644
--- a/meta/recipes-core/glibc/glibc.inc
+++ b/meta/recipes-core/glibc/glibc.inc
@@ -6,6 +6,15 @@ STAGINGCC = "gcc-cross-initial-${TARGET_ARCH}"
 STAGINGCC_class-nativesdk = "gcc-crosssdk-initial-${SDK_SYS}"
 PATH_prepend = "${STAGING_BINDIR_TOOLCHAIN}.${STAGINGCC}:"
 
+python () {
+    opt_effective = "-O"
+    for opt in d.getVar('SELECTED_OPTIMIZATION').split():
+        if opt in ("-O0", "-O", "-O1", "-O2", "-O3", "-Os"):
+            opt_effective = opt
+    if opt_effective == "-O0":
+        bb.fatal("%s can't be built with %s, try -O1 instead" % (d.getVar('PN'), opt_effective))
+}
+
 # siteconfig.bbclass runs configure which needs a working compiler
 # For the compiler to work we need a working libc yet libc isn't
 # in the sysroots directory at this point. This means the libc.so