MdePkg/Include/Uefi/UefiTcgPlatform.h:

MdePkg/Include/Protocol/TcgService.h:
MdePkg/Include/IndustryStandard/Tpm12.h:
* Remove usage of '#pragma push' unsupported usage which is not
  supported by GCC.

MdeModulePkg/Universal/Network/PxeBcDxe/Pxe_bc_dhcp.c:
* Fix a warning encountered with GCC/IPF when Index2 (as a INT8) is
  used as an index to an array on lines 2020 & 2028.


git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@5905 6f19259b-4bc3-4df7-8a09-765794883524

MdePkg/Include/IndustryStandard/Tpm12.h

@@ -25,7 +25,7 @@
 // Structures are all packed on 1-byte alignment
 //
 
-#pragma pack (push, 1)
+#pragma pack (1)
 
 //
 // Part 2, section 2.2: Basic types & Helper redefinitions
@@ -1835,6 +1835,6 @@ typedef struct tdTPM_RSP_COMMAND_HDR {
   TPM_RESULT                        returnCode;
 } TPM_RSP_COMMAND_HDR;
 
-#pragma pack (pop)
+#pragma pack ()
 
 #endif  // _TPM12_H_