shithub: jbig2

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If gcc, make gcc check jbig2_error()'s format string agrees with types of parameters.

--- a/jbig2_priv.h

+++ b/jbig2_priv.h

@@ -116,7 +116,11 @@

 #define jbig2_renew(ctx, p, t, size) ((t *)jbig2_realloc(ctx->allocator, (p), size, sizeof(t)))

-int jbig2_error(Jbig2Ctx *ctx, Jbig2Severity severity, int32_t seg_idx, const char *fmt, ...);

+int jbig2_error(Jbig2Ctx *ctx, Jbig2Severity severity, int32_t seg_idx, const char *fmt, ...)

+#ifdef __GNUC__

+    __attribute__ ((format (__printf__, 4, 5)))

+#endif

+    ;

 /* The word stream design is a compromise between simplicity and

    trying to amortize the number of method calls. Each ::get_next_word