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-rw-r--r--lib/portability.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/lib/portability.h b/lib/portability.h
index 5aa4a0bf..9f3f1b78 100644
--- a/lib/portability.h
+++ b/lib/portability.h
@@ -25,3 +25,15 @@
#define SWAP_LE32(x) (x)
#define SWAP_LE64(x) (x)
#endif
+
+// Some versions of gcc produce spurious "may be uninitialized" warnings in
+// cases where it provably can't happen. Unfortunately, although this warning
+// is calculated and produced separately from the "is definitely used
+// uninitialized" warnings, there's no way to turn off the broken spurious "may
+// be" warnings without also turning off the non-broken "is" warnings.
+
+#if CFG_TOYBOX_DEBUG
+#define GCC_BUG =0
+#else
+#define GCC_BUG
+#endif