From b8d12a7d12b2f48b6cdaea76f0d91f1ce04e9a32 Mon Sep 17 00:00:00 2001
From: libretroadmin <reallibretroretroarch@gmail.com>
Date: Fri, 5 Apr 2024 20:02:36 +0200
Subject: [PATCH] Replace do { while (true) ; with for (;;)

---
 .../glslang/MachineIndependent/Scan.cpp       | 33 +++++++++----------
 libretro-common/utils/md5.c                   | 27 ++++++---------
 libretro-common/utils/sha1.c                  |  4 +--
 3 files changed, 26 insertions(+), 38 deletions(-)

diff --git a/deps/glslang/glslang/glslang/MachineIndependent/Scan.cpp b/deps/glslang/glslang/glslang/MachineIndependent/Scan.cpp
index 0464f965fd..f12c7e999b 100755
--- a/deps/glslang/glslang/glslang/MachineIndependent/Scan.cpp
+++ b/deps/glslang/glslang/glslang/MachineIndependent/Scan.cpp
@@ -86,7 +86,7 @@ bool TInputScanner::consumeComment()
         // a '//' style comment
         get();  // consume the second '/'
         c = get();
-        do {
+	for (;;) {
             while (c != EndOfInput && c != '\\' && c != '\r' && c != '\n')
                 c = get();
 
@@ -107,19 +107,16 @@ bool TInputScanner::consumeComment()
                     get();
                 c = get();
             }
-        } while (true);
+        };
 
         // put back the last non-comment character
         if (c != EndOfInput)
             unget();
-
-        return true;
     } else if (c == '*') {
-
         // a '/*' style comment
         get();  // consume the '*'
         c = get();
-        do {
+	for (;;) {
             while (c != EndOfInput && c != '*')
                 c = get();
             if (c == '*') {
@@ -129,21 +126,22 @@ bool TInputScanner::consumeComment()
                 // not end of comment
             } else // end of input
                 break;
-        } while (true);
-
-        return true;
-    } else {
+        };
+    }
+    else
+    {
         // it's not a comment, put the '/' back
         unget();
 
         return false;
     }
+    return true;
 }
 
 // skip whitespace, then skip a comment, rinse, repeat
 void TInputScanner::consumeWhitespaceComment(bool& foundNonSpaceTab)
 {
-    do {
+    for (;;) {
         consumeWhiteSpace(foundNonSpaceTab);
 
         // if not starting a comment now, then done
@@ -153,10 +151,9 @@ void TInputScanner::consumeWhitespaceComment(bool& foundNonSpaceTab)
 
         // skip potential comment
         foundNonSpaceTab = true;
-        if (! consumeComment())
+        if (!consumeComment())
             return;
-
-    } while (true);
+    };
 }
 
 // Returns true if there was non-white space (e.g., a comment, newline) before the #version
@@ -184,7 +181,7 @@ bool TInputScanner::scanVersion(int& version, EProfile& profile, bool& notFirstT
     bool foundNonSpaceTab = false;
     bool lookingInMiddle = false;
     int c;
-    do {
+    for (;;) {
         if (lookingInMiddle) {
             notFirstToken = true;
             // make forward progress by finishing off the current line plus extra new lines
@@ -273,7 +270,7 @@ bool TInputScanner::scanVersion(int& version, EProfile& profile, bool& notFirstT
             profile = ECompatibilityProfile;
 
         return versionNotFirst;
-    } while (true);
+    };
 }
 
 // Fill this in when doing glslang-level scanning, to hand back to the parser.
@@ -723,7 +720,7 @@ void TScanContext::deleteKeywordMap()
 // Returning 0 implies end of input.
 int TScanContext::tokenize(TPpContext* pp, TParserToken& token)
 {
-    do {
+    for (;;) {
         parserToken = &token;
         TPpToken ppToken;
         int token = pp->tokenize(ppToken);
@@ -818,7 +815,7 @@ int TScanContext::tokenize(TPpContext* pp, TParserToken& token)
             _parseContext.error(loc, "unexpected token", buf, "");
             break;
         }
-    } while (true);
+    };
 }
 
 int TScanContext::tokenizeIdentifier()
diff --git a/libretro-common/utils/md5.c b/libretro-common/utils/md5.c
index 5deb03ce5b..50f5d30eaf 100644
--- a/libretro-common/utils/md5.c
+++ b/libretro-common/utils/md5.c
@@ -89,16 +89,12 @@
  */
 static const void *MD5_body(MD5_CTX *ctx, const void *data, unsigned long size)
 {
-	const unsigned char *ptr;
-	MD5_u32plus a, b, c, d;
 	MD5_u32plus saved_a, saved_b, saved_c, saved_d;
-
-	ptr = (const unsigned char *)data;
-
-	a = ctx->a;
-	b = ctx->b;
-	c = ctx->c;
-	d = ctx->d;
+	const unsigned char *ptr = (const unsigned char *)data;
+	MD5_u32plus a = ctx->a;
+	MD5_u32plus b = ctx->b;
+	MD5_u32plus c = ctx->c;
+	MD5_u32plus d = ctx->d;
 
 	do {
 		saved_a = a;
@@ -207,10 +203,8 @@ void MD5_Init(MD5_CTX *ctx)
 
 void MD5_Update(MD5_CTX *ctx, const void *data, unsigned long size)
 {
-	MD5_u32plus saved_lo;
-	unsigned long used, available;
-
-	saved_lo = ctx->lo;
+	unsigned long used;
+	MD5_u32plus saved_lo = ctx->lo;
 	if ((ctx->lo = (saved_lo + size) & 0x1fffffff) < saved_lo)
 		ctx->hi++;
 	ctx->hi += size >> 29;
@@ -219,7 +213,7 @@ void MD5_Update(MD5_CTX *ctx, const void *data, unsigned long size)
 
 	if (used)
    {
-      available = 64 - used;
+      unsigned long available = 64 - used;
 
       if (size < available)
       {
@@ -244,9 +238,8 @@ void MD5_Update(MD5_CTX *ctx, const void *data, unsigned long size)
 
 void MD5_Final(unsigned char *result, MD5_CTX *ctx)
 {
-	unsigned long used, available;
-
-	used = ctx->lo & 0x3f;
+	unsigned long available;
+	unsigned long used = ctx->lo & 0x3f;
 
 	ctx->buffer[used++] = 0x80;
 
diff --git a/libretro-common/utils/sha1.c b/libretro-common/utils/sha1.c
index 3c743cb857..7cb37b3db1 100644
--- a/libretro-common/utils/sha1.c
+++ b/libretro-common/utils/sha1.c
@@ -226,11 +226,9 @@ void SHA1Input(     SHA1Context         *context,
          context->Length_High++;
          /* Force it to 32 bits */
          context->Length_High &= 0xFFFFFFFF;
+         /* Message is too long */
          if (context->Length_High == 0)
-         {
-            /* Message is too long */
             context->Corrupted = 1;
-         }
       }
 
       if (context->Message_Block_Index == 64)