@@ -214,6 +214,17 @@ definition is compiled-out or optimized-out by the compiler)"
-config=MC3R1.R8.6,reports+={deliberate, "first_area(^.*has no definition$)"}
-doc_end
+-doc_begin="The search procedure for Unix linkers is well defined, see ld(1)
+manual: \"The linker will search an archive only once, at the location where it
+is specified on the command line. If the archive defines a symbol which was
+undefined in some object which appeared before the archive on the command line,
+the linker will include the appropriate file(s) from the archive\".
+In Xen, thanks to the order in which file names appear in the build commands,
+if arch-specific definitions are present, they get always linked in before
+searching in the lib.a archive resulting from xen/lib."
+-config=MC3R1.R8.6,declarations+={deliberate, "loc(file(^xen/lib/.*$))"}
+-doc_end
+
-doc_begin="The gnu_inline attribute without static is deliberately allowed."
-config=MC3R1.R8.10,declarations+={deliberate,"property(gnu_inline)"}
-doc_end
@@ -30,7 +30,7 @@
-doc_begin="Clean guidelines: new violations for these guidelines are not accepted."
--service_selector={clean_guidelines_common,"MC3R1.D1.1||MC3R1.D2.1||MC3R1.D4.11||MC3R1.D4.14||MC3R1.R1.1||MC3R1.R1.3||MC3R1.R1.4||MC3R1.R2.2||MC3R1.R3.1||MC3R1.R3.2||MC3R1.R4.1||MC3R1.R5.1||MC3R1.R5.2||MC3R1.R5.4||MC3R1.R6.1||MC3R1.R6.2||MC3R1.R7.1||MC3R1.R8.1||MC3R1.R8.5||MC3R1.R8.8||MC3R1.R8.10||MC3R1.R8.12||MC3R1.R8.14||MC3R1.R9.2||MC3R1.R9.4||MC3R1.R9.5||MC3R1.R12.5||MC3R1.R17.3||MC3R1.R17.4||MC3R1.R17.6||MC3R1.R21.13||MC3R1.R21.19||MC3R1.R21.21||MC3R1.R22.2||MC3R1.R22.4||MC3R1.R22.5||MC3R1.R22.6"
+-service_selector={clean_guidelines_common,"MC3R1.D1.1||MC3R1.D2.1||MC3R1.D4.11||MC3R1.D4.14||MC3R1.R1.1||MC3R1.R1.3||MC3R1.R1.4||MC3R1.R2.2||MC3R1.R3.1||MC3R1.R3.2||MC3R1.R4.1||MC3R1.R5.1||MC3R1.R5.2||MC3R1.R5.4||MC3R1.R6.1||MC3R1.R6.2||MC3R1.R7.1||MC3R1.R8.1||MC3R1.R8.5||MC3R1.R8.6||MC3R1.R8.8||MC3R1.R8.10||MC3R1.R8.12||MC3R1.R8.14||MC3R1.R9.2||MC3R1.R9.4||MC3R1.R9.5||MC3R1.R12.5||MC3R1.R17.3||MC3R1.R17.4||MC3R1.R17.6||MC3R1.R21.13||MC3R1.R21.19||MC3R1.R21.21||MC3R1.R22.2||MC3R1.R22.4||MC3R1.R22.5||MC3R1.R22.6"
}
-setq=target,getenv("XEN_TARGET_ARCH")
@@ -147,6 +147,18 @@ Deviations related to MISRA C:2012 Rules:
definition is compiled-out or optimized-out by the compiler).
- Tagged as `deliberate` in ECLAIR.
+ * - R8.6
+ - The search procedure for Unix linkers is well defined, see ld(1) manual:
+ "The linker will search an archive only once, at the location where it
+ is specified on the command line. If the archive defines a symbol which
+ was undefined in some object which appeared before the archive on the
+ command line, the linker will include the appropriate file(s) from the
+ archive".
+ In Xen, thanks to the order in which file names appear in the build
+ commands, if arch-specific definitions are present, they get always
+ linked in before searching in the lib.a archive resulting from xen/lib.
+ - Tagged as `deliberate` for ECLAIR.
+
* - R8.10
- The gnu_inline attribute without static is deliberately allowed.
- Tagged as `deliberate` for ECLAIR.
Update ECLAIR configuration to take into account the search procedure adopted by Unix linkers. Update deviations.rst accordingly and tag Rule 8.6 as "clean". Signed-off-by: Federico Serafini <federico.serafini@bugseng.com> --- Changes is v2: - deviation is based on xen/lib/*; - justification improved; - reflected changes to deviations.ecl; - tagged rule as "clean". --- automation/eclair_analysis/ECLAIR/deviations.ecl | 11 +++++++++++ automation/eclair_analysis/ECLAIR/tagging.ecl | 2 +- docs/misra/deviations.rst | 12 ++++++++++++ 3 files changed, 24 insertions(+), 1 deletion(-)