From: Eric Biggers <ebiggers3@gmail.com>
Date: Sat, 6 Feb 2016 15:47:11 +0000 (-0600)
Subject: Mark functions containing only static assertions intentionally unused
X-Git-Tag: v1.9.1~50
X-Git-Url: https://wimlib.net/git/?p=wimlib;a=commitdiff_plain;h=d07109b91683a701a76a5941b675b67b46227f91

Mark functions containing only static assertions intentionally unused
---

diff --git a/include/wimlib/compiler.h b/include/wimlib/compiler.h
index 53393039..102deb73 100644
--- a/include/wimlib/compiler.h
+++ b/include/wimlib/compiler.h
@@ -87,6 +87,10 @@
 /* TODO: _format_attribute is currently ignored.  */
 #define _format_attribute(type, format_str, format_start)
 
+/* Hint that the annotated function is intentionally not used.  This might be
+ * the case if the function contains only static assertions.  */
+#define _unused_attribute	__attribute__((unused))
+
 /* Endianness definitions.  Either CPU_IS_BIG_ENDIAN or CPU_IS_LITTLE_ENDIAN is
  * set to 1.  The other is set to 0.  Note that newer gcc supports
  * __BYTE_ORDER__ for easily determining the endianness; older gcc doesn't.  In
diff --git a/include/wimlib/reparse.h b/include/wimlib/reparse.h
index 7627ad41..4c531692 100644
--- a/include/wimlib/reparse.h
+++ b/include/wimlib/reparse.h
@@ -49,7 +49,7 @@ struct reparse_buffer_disk {
 
 #define REPARSE_DATA_MAX_SIZE (REPARSE_POINT_MAX_SIZE - REPARSE_DATA_OFFSET)
 
-static inline void
+static _unused_attribute void
 check_reparse_buffer_disk(void)
 {
 	STATIC_ASSERT(offsetof(struct reparse_buffer_disk, rpdata) == 8);
diff --git a/include/wimlib/wof.h b/include/wimlib/wof.h
index f87cb454..ac07be51 100644
--- a/include/wimlib/wof.h
+++ b/include/wimlib/wof.h
@@ -291,7 +291,7 @@ struct WimOverlay_dat_entry_2 {
 	} _packed_attribute;
 } _packed_attribute;
 
-static inline void
+static _unused_attribute void
 wof_check_structs(void)
 {
 	STATIC_ASSERT(sizeof(struct WimOverlay_dat_header) == 24);
diff --git a/src/lzms_compress.c b/src/lzms_compress.c
index 9a84ebd7..8ee9e818 100644
--- a/src/lzms_compress.c
+++ b/src/lzms_compress.c
@@ -170,7 +170,7 @@ struct lzms_item {
 #define DELTA_SOURCE_POWER_SHIFT	28
 #define DELTA_SOURCE_RAW_OFFSET_MASK	(((u32)1 << DELTA_SOURCE_POWER_SHIFT) - 1)
 
-static inline void
+static _unused_attribute void
 check_that_powers_fit_in_bitfield(void)
 {
 	STATIC_ASSERT(LZMS_NUM_DELTA_POWER_SYMS <= (1 << (31 - DELTA_SOURCE_POWER_SHIFT)));
@@ -976,7 +976,7 @@ static const u32 lzms_bit_costs[LZMS_PROBABILITY_DENOMINATOR + 1] = {
 	1
 };
 
-static inline void
+static _unused_attribute void
 check_cost_shift(void)
 {
 	/* lzms_bit_costs is hard-coded to the current COST_SHIFT.  */